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Finding the Fourth Proportional to 137,437.88, 207,093.16 and 113,024.84

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Solution

The fourth proportional to 137,437.88, 207,093.16 and 113,024.84 is: 170,307.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,437.88 : 207,093.16 = 113,024.84 : x
  2. Step 2: Convert to fraction form
    137,437.88/207,093.16 = 113,024.84/x
  3. Step 3: Cross multiply
    137,437.88x = 207,093.16 × 113,024.84
  4. Step 4: Simplify right side
    137,437.88x = 23,406,671,274.09
  5. Step 5: Solve for x
    x = 23,406,671,274.09/137,437.88
  6. Step 6: Final answer
    x = 170,307.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.